<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<div>
  <p v-show='isShow'>{{msg}}</p>
  <button @click='destoryVue'>destory vue</button>
</div>
<body>
  <script src='../js/vue.js'></script>
  <script>
    new Vue({
      el:'div',
      data(){
        return{
          msg:'666'
        }
      }
    })
  </script>
</body>
</html>